As of November 6, 2026, Icon plc is a publicly traded company (Nasdaq: ICLR); its largest reported holder is Artisan Partners Asset Management Inc., with 10.9% on Schedule 13G/A of March 6, 2026, then Fidelity (FMR) (8.5%). The largest insider holding is Stephen A. Cutler, a director, with 79,278 shares (0.10% of shares outstanding), per Form 3 of March 18, 2026 (Schedule 13G/A, March 6, 2026).
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Is Icon plc a real, registered company?
- Icon PLC files with the SEC under CIK 1060955 (its SEC filings).
- Its shares are listed under the ticker ICLR on Nasdaq (SEC company record).
- business address in Dublin 18, L2, as its SEC filings state.
- Court and bankruptcy records: see Before you sign or pay below.
Before you sign or pay
- Court and bankruptcy: No federal court case or bankruptcy filing found under ICON PLC in our court records and SEC 8-K records (as of 2026-11-06).
- Ownership: 5%+ holders are reported on Schedule 13D or 13G; the latest names Fidelity (FMR) (filed 2026-11-05).
Who are Icon plc's owners and officers?
Icon plc: business address in Dublin 18, L2; industry Services-Commercial Physical & Biological Research (Schedule 13G/A, 2026-11-05).
| Report | Holder | Share |
|---|---|---|
| Schedule 13G/A, 2026-11-05 | Fmr LLC | 8.5% |
| Schedule 13G/A, 2026-08-13 | Invesco LTD. | 6.9% |
| Schedule 13G/A, 2026-08-06 | Fmr LLC | 6.9% |
| Schedule 13G, 2026-05-15 | Harris Associates L P | 5.7% |
| Schedule 13G/A, 2026-05-15 | Orbis Investment Management LTD | 0% |
| Schedule 13G/A, 2026-05-15 | Wellington Management Group LLP | 7.7% |
| Schedule 13G, 2026-05-06 | Fmr LLC | 5.5% |
| Schedule 13G, 2026-05-06 | Invesco LTD. | 5.1% |
| Schedule 13G/A, 2026-03-06 | Artisan Partners Asset Management Inc. | 10.9% |
| Schedule 13G/A, 2026-02-17 | Orbis Investment Management LTD | 5.5% |
| Schedule 13G, 2025-11-14 | Orbis Investment Management LTD | 5.3% |
| Schedule 13G, 2025-11-12 | Wellington Management Group LLP | 6% |
Questions about who owns Icon plc
Who owns Icon plc?
On this page, 5 holders' latest ownership filings report 5% or more of Icon plc: Artisan Partners Asset Management Inc. (10.9%, Schedule 13G/A, filed 2026-03-06), Fmr LLC (8.5%, Schedule 13G/A, filed 2026-11-05), Wellington Management Group LLP (7.7%, Schedule 13G/A, filed 2026-05-15), Invesco LTD. (6.9%, Schedule 13G/A, filed 2026-08-13) and Harris Associates L P (5.7%, Schedule 13G, filed 2026-05-15).
Who are the largest shareholders of Icon plc?
By the share each holder's latest filing reports, the largest holders of Icon plc on this page are Artisan Partners Asset Management Inc. (10.9%), Fmr LLC (8.5%) and Wellington Management Group LLP (7.7%).
When did Artisan Partners Asset Management Inc. buy into Icon plc?
The filings give report dates, not purchase dates. The earliest filing from Artisan Partners Asset Management Inc. on this page is the Schedule 13G/A, filed 2026-03-06, reporting 10.9%. That earliest filing is itself an amendment, which updates an earlier report.
Is this an audit or a full list?
Neither. The ownership list on this page covers only Schedule 13D and 13G filings, which holders make once they own 5% or more of a class of shares (an amendment can report a stake that has since fallen below 5%); 12 such filings are shown here. It is not an audit and not a full cap table: holders who never reached 5% are not listed, and a stake can change after its latest filing.
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Which Company This Is
What They Do, And How The Money Works
Who Runs It, And How To Reach Them
The Money: Funding, Valuation, Runway
Who Pays Them, And Who They Are Up Against
Warning Bells
Sources
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Which insiders own Icon plc shares?
Directors, officers and holders of 10% or more report their shares on Forms 3, 4 and 5. Each line is the latest such report, largest holding first.
- , a director: 79,278 shares (0.10% of shares outstanding) (Form 3, 2026-03-18).
- , a director: 17,000 shares (0.02% of shares outstanding) (Form 4, 2026-11-04).
- , the chief executive and a director: 9,291 shares (0.01% of shares outstanding) (Form 4, 2026-11-03).
- , the chief financial officer: 7,171 shares (0.01% of shares outstanding) (Form 4, 2026-11-03).
- , a director: 6,162 shares (0.01% of shares outstanding) (Form 4, 2026-08-12).
Shares outstanding: 76,567,325 as of 2025-12-31, from the company's latest SEC cover page.
How much has Icon plc raised?
No fundraising or offering filing from Icon plc is on file with us.
Keep reading
More on Icon plc and the records around it.
Icon plc elsewhere on the record
- 5%+ stake filings Nov 2026
Companies that share a holder
- WCM Investment Management, LLC also filed stake reports on 5 other companies: Brookdale Senior Living Inc (Apr 2026), CI&T Inc (Aug 2025), Freshpet, Inc. (Aug 2025)
- Artisan Partners Asset Management Inc. also filed stake reports on 16 other companies: Ascendis Pharma A/S (Aug 2026), AXALTA COATING SYSTEMS LTD. (Aug 2026), iRhythm Holdings, Inc. (Aug 2026)
- HARRIS ASSOCIATES L P also filed stake reports on 19 other companies: Corebridge Financial, Inc. (May 2026), Lithia Motors, Inc. (May 2026), Paycom Software, Inc. (May 2026)
Related pages
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Cite this page
https://mentionfox.com/who-owns/icon